Haas was born in San Francisco, the son of Josephine (née Baum) and Peter E.
[1][2] His father was Jewish and his mother was a gentile from Kaw City, Oklahoma.
[7] In 1980, he was named as vice president and general manager of the Menswear Division.
[7] In 1982, he was appointed Director of Materials Management for Levi Strauss USA.
[8] All employees and family members would decide if they wanted to hold their shares or sell.